Milestones in Health Information Standards
| August 21, 1996 | HIPAA becomes law |
| October 1996 | Implementation begins |
| July 9, 1997 | Public Forum on Progress Toward Administrative Simplification |
| October 1997, updated May, 1999 | HIPAA Implementation Guides and Data Dictionaries available for ANSI X12N Transaction Standards. Download free. |
| May 7, 1998 | HHS Proposes Standards for Health Care Transactions |
| June 16, 1998 | Shalala Proposes National Standard Employer Identifier |
| July 20-21, 1998 in Chicago | Hearings on the Individual Identifier held by the National Committee on Vital and Health Statistics. HHS prepared a White Paper as background information for these hearings. Reaction to discussion of individual identifier in absence of privacy protection prompted the administration to put this standard's development on hold. |
| August 11, 1998 | HHS Proposes Security Standards for Electronic Health Data |
| August 17, 2000 | HHS Publishes Final Rule on Standards for Electronic Health Care Transactions |